Samsung S27A850D
4.5COR Scoreout of 5 · 3 critic reviews
Monitors
AOC U27G4XM reviews
Product specifications and review coverage for this exact model.
Image supplied through Icecat
Product overview
AOC U27G4XM is listed in the computer monitors category. The recorded specifications include display diagonal: 68.6 cm (27"); display resolution: 3840 x 2160 pixels; panel type: Fast IPS; maximum refresh rate: 160 Hz. This entry covers manufacturer code U27G4XM. Specifications relate to this exact source record; other editions or packages may differ.
Automatically assembled from the source specifications. This is a factual summary, not a hands-on review.
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Specifications
Manufacturer code: U27G4XM. Icecat product 134748324 · Checked 17 Sep 2026. The source lists this code for Great Britain. No specifications are transferred from other editions.
Key specifications
The main features to compare for this exact model. Missing details are not assumed.
| Screen size | 68.6 cm (27") |
|---|---|
| Screen resolution | 3840 x 2160 pixels |
| Panel type | Fast IPS |
| Maximum refresh rate | 160 Hz |
| Response time | 1 ms |
| Display brightness (typical) | 450 cd/m² |
| High Dynamic Range (HDR) supported | Yes |
| HDMI ports | 1 |
| DisplayPort connections | 1 |
More product specifications
Open a section for the details that matter to you.
Audio & listening3 details
| Digital horizontal frequency | 30 - 360 kHz |
|---|---|
| Digital vertical frequency | 48 - 320 Hz |
| Headphone out | Yes |
Display14 details
| Display technology | LED |
|---|---|
| Touchscreen | No |
| Anti-glare screen | Yes |
| Screen shape | Flat |
| Contrast ratio (typical) | 1000:1 |
| Contrast ratio (dynamic) | 80000000:1 |
| Dynamic contrast ratio marketing name | Mega DCR |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Display number of colours | 1.073 billion colours |
| Display diagonal (metric) | 68.58 cm |
| High Dynamic Range (HDR) technology | DisplayHDR 1000 |
| Colour gamut standard | Adobe RGB, DCI-P3, sRGB |
| Native refresh rate | 60 Hz |
Processor, memory & storage1 detail
| Frameless design | Yes |
|---|
Connections & wireless10 details
| Built-in USB hub | Yes |
|---|---|
| USB hub version | 3.2 Gen 1 (3.1 Gen 1) |
| Number of USB Type-B upstream ports quantity | 1 |
| USB Type-A downstream ports quantity | 4 |
| HDMI | Yes |
| HDMI version | 2.1 |
| DisplayPort version | 1.4 |
| Panel mounting interface | 100 x 100 mm |
| DisplayPort cable length | 1.8 m |
| HDMI cable length | 1.8 m |
Power & battery12 details
| Energy efficiency class (SDR) | G |
|---|---|
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 26 kWh |
| Energy consumption (HDR) per 1000 hours | 40 kWh |
| Power consumption (typical) | 45 W |
| Power consumption (standby) | 0.3 W |
| Power consumption (off) | 0.3 W |
| AC input voltage | 120 - 240 V |
| AC input frequency | 50/60 Hz |
| Input current | 1.5 A |
| Power supply type | Internal |
| Energy efficiency scale | A to G |
Controls & features1 detail
| Shadow control | Yes |
|---|
Design & dimensions14 details
| Product colour | Black, Red |
|---|---|
| Front bezel colour | Black |
| VESA mounting | Yes |
| Height adjustment | Yes |
| Adjustable height (max) | 13 cm |
| Width (with stand) | 614 mm |
| Depth (with stand) | 240 mm |
| Height (with stand) | 516.6 mm |
| Weight (with stand) | 7.1 kg |
| Width (without stand) | 614 mm |
| Depth (without stand) | 59.4 mm |
| Height (without stand) | 366.4 mm |
| Weight (without stand) | 5.6 kg |
| Power cable length | 1.8 m |
Software & compatibility3 details
| Brand specific technologies | Crosshair |
|---|---|
| Compliance certificates | CE |
| Certification | WEEE,REACH compliant,RoHs compliant,CB,TUV-Bauart-Mark,ISO 9241-307,EAC,FCC |
Further product details35 details
| HD type | 4K Ultra HD |
|---|---|
| Native aspect ratio | 16:9 |
| LED backlight | Yes |
| Backlight type | Mini LED |
| Response time measurement type | GTG (Gray to Gray) |
| Pixel pitch | 0.2331 x 0.2331 mm |
| Pixel density | 163 ppi |
| Viewable size, horizontal | 59.7 cm |
| Viewable size, vertical | 33.6 cm |
| sRGB coverage (typical) | 151.8% |
| Adobe RGB coverage | 96.5% |
| DCI-P3 coverage | 98% |
| VESA Adaptive Sync support | Yes |
| Flicker-free technology | Yes |
| Low Blue Light technology | Yes |
| Game mode | Yes |
| Market positioning | Gaming |
| Detachable stand | Yes |
| HDCP | Yes |
| HDCP version | 1.4/2.2 |
| Cable management | Yes |
| Cable lock slot | Yes |
| Pivot | Yes |
| Pivot angle | -90 - 90° |
| Swivelling | Yes |
| Swivel angle range | 28 - 28° |
| Tilt adjustment | Yes |
| Tilt angle range | -3 - 21° |
| Picture-in-Picture | Yes |
| Low input lag | Yes |
| FPS counter | Yes |
| Dial point | Yes |
| Local dimming | Yes |
| Local dimming zones | 1152 |
| Bezel thickness type | Frameless |
Packaging & supplied accessories6 details
| Package width | 820 mm |
|---|---|
| Package depth | 159 mm |
| Package height | 481 mm |
| Package weight | 10.3 kg |
| Cables included | AC, HDMI, DisplayPort, USB |
| Warranty period | 3 year(s) |
Specifications describe the supplied product data, not measured review results. Battery life, range and performance figures are source claims and can vary with use.
